6829535381 has 2 divisors, whose sum is σ = 6829535382. Its totient is φ = 6829535380.

The previous prime is 6829535311. The next prime is 6829535411. The reversal of 6829535381 is 1835359286.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5905922500 + 923612881 = 76850^2 + 30391^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6829535381 is a prime.

It is a super-2 number, since 2×6829535381² = 93285107040661630322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6829535311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3414767690 + 3414767691.

It is an arithmetic number, because the mean of its divisors is an integer number (3414767691).

Almost surely, 2^6829535381 is an apocalyptic number.

It is an amenable number.

6829535381 is a deficient number, since it is larger than the sum of its proper divisors (1).

6829535381 is an equidigital number, since it uses as much as digits as its factorization.

6829535381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1555200, while the sum is 50.

The square root of 6829535381 is about 82641.0030251327. The cubic root of 6829535381 is about 1897.2754468182.

The spelling of 6829535381 in words is "six billion, eight hundred twenty-nine million, five hundred thirty-five thousand, three hundred eighty-one".